Sambhav Jain

• Leading the web engineering team to build and scale a next-generation web trading terminal.
• Building disaster management control flows to communicate with users during live hotfixes.
• Owned and led development of a native–web hybrid charting solution, with web charts built in Next.js and integrated into native apps via WebView; collaborated with native teams to optimize speed and bidirectional communication.
• Implemented fallback engineering for mission-critical charting used by 1L+ daily mobile users — handling communication failures, WebView load issues, and error states to ensure uninterrupted trading experience.
• Led platform-level initiatives including auth flow revamp, security enhancements, and user experience improvements.
• Built revert pipelines with DevOps for instant rollbacks in distress or incorrect releases.
• Delivered canary releases for web with controlled versioning in coordination with backend and native teams, enabling safe incremental rollouts.
• Drove separation of concerns by decoupling tightly integrated repos into modular systems, allowing pods to release and optimize independently.
• Introduced AI-assisted development tools like Cursor for faster day-to-day development and Coderabbit for intelligent PR reviews, significantly improving developer productivity and code qualit

• Led a team of 8–9 frontend engineers across multiple pods to deliver high-impact features and ensure web performance excellence.
• Drove company-wide web performance optimization initiatives, improving Core Web Vitals scores across all markets.
• Designed and implemented scalable frontend architectures to support modular and multi-pod development.
• Successfully introduced Unit Testing practices, significantly reducing happy-path bugs and streamlining QA cycles.
• Introduced a robust Server-driven UI design architecture, improving scalability and configuration flexibility.
• Continued ownership of Cars24 Thailand web initiatives (Apr 2022 – Nov 2023),

• Led Cars24 Thailand web with a pod of 5 to 6 FE egineers, achieving Core Web Vitals compliance and improving user experience & SEO visibility.
• Delivered impactful features including payment integration, post-booking journey, and listing enhancements.
• Revamped checkout flow from architecture standpoint and made it maintainable and more reliable.
• Introduced web performance as a culture within the team.
• Improved PR review processes, sprint planning, and delivery efficiency.

• Built and launched Cars24 website in KSA along with two other interns, with internationalisation and RTL (Right-to-Left) support.
• Contributed to VAS flow for UAE market, enhancing localized service offerings.

• Authored & Led In house Component library from pitching the idea to execution. Based on Brad Frost's Atomic Design Pattern.
• Implemented CI/CD pipeline for wheelseye's In-house component library. From deployment on storybook till publishing on npm release and maintaining release versions on gitlab.
• Implemented Middleware layer in react app using Node.js and Express.
• Collaborated In-house React Query Rule Builder using React hook form.
• Maintained a web commit strategy based on Angular Git Convention.
• Migrated legacy projects on Atomic Design Pattern.

• Implemented light Web app for G Pay Spot Integration (In preact.js).
• Implemented Merchant Onboarding from designing schema till frontend execution. Handling Merchants with different roles on a single Panel with React Based Role Management System.
• Implemented Automated Payout Process for finance team and Merchants. Created a microservice which handles all the finance data and report generation.
• Improved PSI scores. Reduced Main.js file size from 550kb to 350 kb, leading to a decrease in load time from 12-14 sec to 7-8 seconds.

Collaborated in developing Crop Insurance portal for GOI, Ministry of Agriculture & Farmers Welfare (pmfby.gov.in)

Tech: Node.js, React.js, Redux